| Challenges | Frequency (n = 100) | (%) |
| Continuation of paying exorbitant bill to WASAC | 10 | 9 |
| People’s inaccessibility to adequate technology | 71 | 66 |
| Lack of a clear policy for RWH | 87 | 81 |
| Insufficient people’s knowledge with regard to RWH and its use | 88 | 82 |
| Lack of financing | 100 | 93 |
| Poor Rain Water Harvesting Quality | 23 | 21 |